CES 2012 Sennheiser網頁
----------------------------------------------------------------------------
HD700
Sennheiser官方網頁
Sennheiser HD 700: price is not fixed yet
available from mid-March 2012
規格:
Transducer principle: dynamic, open
Coupling: circumaural
Transducer: 40mm Duofol
Vented neodymium magnet system
Frequency response: 10 - 42000 Hz
Impedance: 150 ohms
Sound pressure level: 105 dB (1 kHz, 1 V)
THD: <0.03% (1 kHz, 1 V)
Plug: 6.3 mm straight jack plug
Weight without cable: approx 273 g
Cable length: 3 m
----------------------------------------------------------------------------
HD 25 Amperior
Sennheiser官方網頁
Transducer principle: Dynamic, closed
Ear coupling: Supraaural
Frequency response: 16 - 22000 Hz
Impedance: 18 Ω
Sound pressure level (SPL): 120 dB
THD, total harmonic distortion: < 0.3 % (1 kHz/100 dB)<br>Jack plug: 3.5 mm straight
Cable length: 1.2 m connected to the headphone
Cable length: 0.96 m detachable cable connected to the remote control
Weight w/o cable: 190 g approx.
Load rating: 200 mW
Contact pressure: 2.5 N approx.
